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- Regional stability control is an efficient method to keep the security and stability of power system. 区域稳定控制是确保现代电力系统安全稳定运行的重要手段。
- Small-signal stability of power system is one of the preconditions for connecting large area electric power grids running in China. 摘要电力系统保持小干扰稳定性是当前我国正在进行的大区联网运行的前提条件之一。
- Furthermore, based on the above analysis a detailed explanation for the mechanism of FCL's influence on transient stability of power system is given. 基于以上分析,从理论上严密地解释了FCL对于电力系统暂态稳定性影响的机理。
- The management mode can guarantee security and stability of power system efficiently, but its economy is rigescent and unoptimizable. 这种管理模式能够较高效地保障系统的安全稳定性,然而对系统经济性的追求具有僵化和非最优的不足。
- Nowadays,the control to prevent the transient stability of power system from being destructed is still a very exigent task. 防止系统暂态稳定破坏的控制仍然是当前电力系统中极为迫切的任务。
- The simulation results show that the control can improve the transient stability of power system and damp oscillations effectively with this controller. 仿真结果表明,所提出的方法可以提高系统的暂态稳定性,有效地阻尼系统的振荡。
- The whole system is managed perpendicularly and dispatched unitedly in traditional power system, which puts security and stability of power grid on the first position. 在传统电力系统中,整个系统垂直管理,统一调度,把电网的安全稳定性摆在优先地位。
- Choice of flywheel moment GD2 of hydrogenerator units is an important index in respect of reliability of power plant and stability of power system during operation. 水轮发电机组飞轮力矩GD2的选取是关系到电站安全性和运行时电力系统稳定性的重要指标。
- Comparing the simulation results of advanced HSVC with conventional automatic voltage regulator (AVR), it is shown that by applying HSVC the oscillatory stability of power system can be improved. 将HSVC的仿真结果与常规的自动电压调节器(AVR)进行了比较,表明HSVC可以提高电力系统大扰动稳定性和小信号稳定性。
- A method which can quickly determine the transient voltage stability of power system considering the third order induction motor paralleled with const impedance dynamic load model was presented. 提出一种负荷采用三阶感应电动机并联恒阻抗动态模型时系统暂态电压稳定快速判断的方法。
- M. pavella and P.G. Murthy, “Transient Stability of Power Systems:Theory and Practice”, John Wiley &Sons Ltd, 1994. 张宏展,“729停电事故之省思与前瞻”,电机月刊第十卷第四期,民国八十九年四月,第260-266页。
- Simulation results show that DRC designed by PT algorithm can improve the stability of power system as well as suppress the influences of electric loads on the stability of power systems. 仿真结果表明,分散鲁棒控制对提高电力系统的稳定性和改善电力系统的鲁棒性均是有利的。
- Aimed at governor control, this paper puts forward a new nonlinear variable structure controller for turbogenerator.The purpose is to improve transient stability of power system by fast-valving. 提出了一种汽轮发电机的变结构调速控制器,目的在于通过快关汽门来改善电力系统的暂态稳定性。
- In fact all dynamic controllers in the same system are interactional.When each dynamic controller is absonant, the dynamic performance and stability of power systems will be harmed. 事实上,同一系统中的所有动态控制器相互影响,当各动态控制器的控制策略不协调时,可能使系统的动态性能恶化,甚至会破坏系统的稳定性。
- The thesis is based on the actual demand of power system. 本论文选题来自于电力系统的实际需求。
- HV transmission lines are the most important electric components in electric power system, so the performance of line protection has great influence on the security and stability of power system. 高压输电线路是电力系统中最重要的电气元件,线路保护性能对电力系统的安全稳定运行有着十分重要的影响。
- Transient stability of power systems 电力系统暂态稳定
- Influence of excitation time constant on dynamic stability of power system 励磁机时间常数对电力系统动态稳定性的影响
- Oil-filled Cable (OFC) is a key equipment of power system. 高压充油电缆是电力系统的关键设备之一。
- The media have a lot of power today. 现在大众传播媒介有很大的力量。